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Finding the Third Proportional to 15,671,256 and 32,928,816

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Solution

The third proportional to 15,671,256 and 32,928,816 is: 69,190,811.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671,256 : 32,928,816 = 32,928,816 : x
  2. Step 2: Convert to fraction form
    15,671,256/32,928,816 = 32,928,816/x
  3. Step 3: Cross multiply
    15,671,256x = 32,928,816 × 32,928,816
  4. Step 4: Simplify right side
    15,671,256x = 1,084,306,923,161,856
  5. Step 5: Solve for x
    x = 1,084,306,923,161,856/15,671,256
  6. Step 6: Final answer
    x = 69,190,811.71

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.